Brad's Car Manuals: A 3rd party mirror of CHARM + LEMON car manuals
Home >> Chevrolet >> 2003 >> Impala Police >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Self-Diagnostics - 3.8L >> System Tests >> Mil Inoperative >> Description

Mil Inoperative: Description

Download the full database via torrent (~1.1 TB)  |  Download Brad's custom LEMON patches

Ignition voltage is supplied to the Malfunction Indicator Light (MIL). The Powertrain Control Module (PCM) turns the MIL ON by grounding the MIL control circuit. There should be a steady MIL with ignition ON and engine OFF.